Permit filtering/sorting by Date Added in MythVideo.

There's a fine line between this and the metadata browse mode that does the same, but it's real enough and the patch unobtrusive enough that I'll add this.

Fixes #9085.

Author: Robert McNamara

mythplugins/mythvideo/mythvideo/videofilter.cpp

@@ -470,6 +470,11 @@ bool VideoFilterSettings::meta_less_than(const VideoMetadata &lhs,
             ret = lhs.GetID() < rhs.GetID();
             break;
         }
+        case kOrderByDateAddedDescending:
+        {
+            ret = lhs.GetInsertdate() > rhs.GetInsertdate();
+            break;
+        }
         default:
         {
             VERBOSE(VB_IMPORTANT, QString("Error: unknown sort type %1")
@@ -813,6 +818,8 @@ void VideoFilterDialog::fillWidgets()
                            VideoFilterSettings::kOrderByFilename);
     new MythUIButtonListItem(m_orderbyList, QObject::tr("Video ID"),
                            VideoFilterSettings::kOrderByID);
+    new MythUIButtonListItem(m_orderbyList, QObject::tr("Date Added"),
+                           VideoFilterSettings::kOrderByDateAddedDescending);
     m_orderbyList->SetValueByData(m_settings.getOrderby());
 
     // Text Filter

mythplugins/mythvideo/mythvideo/videofilter.h

@@ -56,7 +56,8 @@ class VideoFilterSettings
         kOrderByLength = 3,
         kOrderByFilename = 4,
         kOrderByID = 5,
-        kOrderBySeasonEp = 6
+        kOrderBySeasonEp = 6,
+        kOrderByDateAddedDescending = 7
     };
 
     int GetCategory() const { return category; }